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BE794357A - Procede de preparation de pigments azoiques - Google Patents

Procede de preparation de pigments azoiques

Info

Publication number
BE794357A
BE794357A BE794357DA BE794357A BE 794357 A BE794357 A BE 794357A BE 794357D A BE794357D A BE 794357DA BE 794357 A BE794357 A BE 794357A
Authority
BE
Belgium
Prior art keywords
azoic pigments
preparing
preparing azoic
pigments
azoic
Prior art date
Application number
Other languages
English (en)
Original Assignee
Hoechst Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication date
Priority claimed from DE19722202773 external-priority patent/DE2202773C3/de
Publication of BE794357A publication Critical patent/BE794357A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • C09B41/002—Special methods of performing the coupling reaction characterised by the coupling medium containing a solvent
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Coloring (AREA)
BE794357D 1972-01-21 Procede de preparation de pigments azoiques BE794357A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722202773 DE2202773C3 (de) 1972-01-21 Verfahren zur Herstellung von Azopigmenten

Publications (1)

Publication Number Publication Date
BE794357A true BE794357A (fr) 1973-07-23

Family

ID=5833585

Family Applications (1)

Application Number Title Priority Date Filing Date
BE794357D BE794357A (fr) 1972-01-21 Procede de preparation de pigments azoiques

Country Status (12)

Country Link
US (1) US4607096A (fr)
JP (1) JPS5226247B2 (fr)
AR (1) AR193316A1 (fr)
BE (1) BE794357A (fr)
BR (1) BR7300436D0 (fr)
CA (1) CA1010023A (fr)
CH (1) CH574474A5 (fr)
DK (1) DK139435C (fr)
FR (1) FR2168535B1 (fr)
GB (1) GB1408086A (fr)
IN (1) IN140305B (fr)
NL (1) NL7300625A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2516032C2 (de) * 1975-04-12 1984-10-04 Bayer Ag, 5090 Leverkusen Verfahren zum Diazotieren aromatischer Amine
DE2516031A1 (de) * 1975-04-12 1976-10-28 Bayer Ag Verfahren zur herstellung von azofarbstoffen
DE3440488A1 (de) * 1984-11-06 1986-05-07 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung hochkonzentrierter waessriger presskuchen von feststoffen
DE3710176A1 (de) * 1987-03-27 1988-10-13 Hoechst Ag Verfahren zur herstellung des lithiumsalzes eines faserreaktiven azofarbstoffes
DE10222819A1 (de) * 2002-05-21 2003-12-04 Bayer Ag Verfahren zur Herstellung von N,N'-disubstituierten 1,4-Diaminoanthrachinonen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR851119A (fr) * 1938-03-05 1940-01-03 Ste Ind Chim Bale Procédé de préparation de colorants azoïques
US2683708A (en) * 1951-12-21 1954-07-13 Eastman Kodak Co Azo compounds prepared from a 2-amino-5-nitrothiazole and an nu-monosubstituted aniline compound
US2790791A (en) * 1952-08-27 1957-04-30 Eastman Kodak Co 2-amino-5-nitro-1, 3, 4-thiadiazole azo dyes
US3213080A (en) * 1962-11-13 1965-10-19 Eastman Kodak Co Azo compounds from aminoimidazoles
US3382228A (en) * 1965-05-03 1968-05-07 Interchem Corp Process for preparing azomalonanilide pigments
DE1644220A1 (de) * 1967-07-15 1971-05-06 Bayer Ag Azofarbstoffe
BE755144A (fr) * 1969-08-21 1971-02-22 Hoechst Ag Colorants mono-azoiques insolubles dans l'eau et leur preparation
DE1955808A1 (de) * 1969-11-06 1971-06-09 Hoechst Ag Neue wasserunloesliche Monoazofarbstoffe und Verfahren zu ihrer Herstellung
US3793305A (en) * 1970-09-14 1974-02-19 Du Pont One-step process of preparing azo dyes by simultaneous diazotization
US4182708A (en) * 1972-01-21 1980-01-08 Hoechst Aktiengesellschaft Process for the preparation of azo pigments by diazotizing in a dipolar aprotic organic solvent and azo pigments obtained therefrom

Also Published As

Publication number Publication date
JPS4883118A (fr) 1973-11-06
BR7300436D0 (pt) 1973-09-13
FR2168535A1 (fr) 1973-08-31
IN140305B (fr) 1976-10-16
FR2168535B1 (fr) 1976-05-14
DK139435B (da) 1979-02-19
US4607096A (en) 1986-08-19
CH574474A5 (fr) 1976-04-15
DE2202773A1 (de) 1973-08-02
GB1408086A (en) 1975-10-01
AU5123973A (en) 1974-07-25
CA1010023A (en) 1977-05-10
AR193316A1 (es) 1973-04-11
DK139435C (da) 1979-08-06
NL7300625A (fr) 1973-07-24
JPS5226247B2 (fr) 1977-07-13
DE2202773B2 (fr) 1974-04-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FARBWERKE HOECHST A.G. VORMALS MEISTER LUCIUS & B

Effective date: 19870131